python安装读取grib库总结(推荐)

import xarray as xr
import cfgrib

ds = xr.open_dataset('/1.grib2',engine='cfgrib')

DatasetBuildError: multiple values for unique key, try re-open the file with one of:
  filter_by_keys={'typeOfLevel': 'unknown'}
  filter_by_keys={'typeOfLevel': 'surface'}
  filter_by_keys={'typeOfLevel': 'isobaricInhPa'}
  filter_by_keys={'typeOfLevel': 'meanSea'}
  filter_by_keys={'typeOfLevel': 'depthBelowLandLayer'}
  filter_by_keys={'typeOfLevel': 'heightAboveGround'}
  filter_by_keys={'typeOfLevel': 'heightAboveGroundLayer'}
  filter_by_keys={'typeOfLevel': 'tropopause'}
  filter_by_keys={'typeOfLevel': 'maxWind'}
  filter_by_keys={'typeOfLevel': 'heightAboveSea'}
  filter_by_keys={'typeOfLevel': 'isothermZero'}
  filter_by_keys={'typeOfLevel': 'pressureFromGroundLayer'}
  filter_by_keys={'typeOfLevel': 'sigmaLayer'}
  filter_by_keys={'typeOfLevel': 'sigma'}
  filter_by_keys={'typeOfLevel': 'potentialVorticity'}

ds = xr.open_dataset('/1.grib2',engine='cfgrib',backend_kwargs=
{'filter_by_keys':
{
'typeOfLevel': 'surface'
}
}
)